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Puzzles (3 cohencoins award for each match):

Puzzle LWZPO: 535

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/NPGtWLnl"] [Date "2026.03.15"] [White "Levi2"] [Black "Sasha"] [Result "0-1"] [UTCDate "2026.03.15"] [UTCTime "17:14:28"] [WhiteElo "1426"] [BlackElo "1498"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+8"] [WhiteTitle "IM🎷"] [BlackTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Mieses-Kotroc Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5?! { (0.33 → 0.96) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. Nc3 Qd8 4. Bc4?! { (0.97 → 0.14) Inaccuracy. d4 was best. } (4. d4) 4... Nf6?! { (0.14 → 0.74) Inaccuracy. c5 was best. } (4... c5 5. Nf3 Nc6 6. Ne4 e6 7. c3 Be7 8. O-O Nf6 9. Qe2 Bd7 10. Rd1 O-O 11. d4) 5. d4 Bf5 6. Nf3 e6 7. d5 exd5?! { (0.33 → 0.98) Inaccuracy. Bb4 was best. } (7... Bb4 8. dxe6 Bxc3+ 9. bxc3 Qxd1+ 10. Kxd1 Bxe6 11. Re1 Kd7 12. Ne5+ Kc8 13. Bxe6+ fxe6 14. c4) 8. Bxd5? { (0.98 → -0.09) Mistake. Nxd5 was best. } (8. Nxd5 Nxd5 9. Bxd5 c6 10. Bxf7+ Kxf7 11. Qxd8 Bb4+ 12. Qd2 Re8+ 13. Kd1 Bxd2 14. Bxd2 Bg4) 8... Nxd5 9. Nxd5 c6? { (-0.03 → 1.14) Mistake. Be6 was best. } (9... Be6 10. c4 c6 11. Nf4 Qxd1+ 12. Kxd1 Bg4 13. Re1+ Be7 14. h3 Bxf3+ 15. gxf3 Na6 16. Kc2) 10. Qe2+ Be7 11. Nxe7 Qxe7 12. Qxe7+ Kxe7 13. O-O?! { (0.98 → -0.03) Inaccuracy. Nd4 was best. } (13. Nd4 Bg6) 13... Bxc2?? { (-0.03 → 1.75) Blunder. Rd8 was best. } (13... Rd8 14. Re1+ Kf8 15. c3 Nd7 16. b3 c5 17. Ba3 b6 18. Nd4 Bg6 19. f3 Nb8 20. Rad1) 14. Bg5+?? { (1.75 → -1.25) Blunder. Re1+ was best. } (14. Re1+) 14... f6 15. Bf4 Nd7? { (-1.83 → -0.47) Mistake. Rd8 was best. } (15... Rd8) 16. Nd4 Bg6 17. h3? { (-0.67 → -1.89) Mistake. Nb3 was best. } (17. Nb3 Rhd8) 17... Kf7 18. Rae1? { (-1.35 → -2.91) Mistake. Nb3 was best. } (18. Nb3 a5) 18... Rhe8? { (-2.91 → -1.59) Mistake. Bd3 was best. } (18... Bd3 19. Bd6) 19. Rxe8?! { (-1.59 → -2.77) Inaccuracy. Nb3 was best. } (19. Nb3 b6 20. Nd4 Be4 21. f3 Bd5 22. Rc1 Nc5 23. Rfd1 Ne6 24. Nxe6 Rxe6 25. Kf2 Bxa2) 19... Rxe8 20. Bd6? { (-2.75 → -4.38) Mistake. Be3 was best. } (20. Be3 Ne5 21. b3 Re7 22. Rd1 c5 23. Nb5 b6 24. g4 Nd3 25. Kh2 Rd7 26. f4 Ke7) 20... c5 21. Nb5 Re6?? { (-5.46 → -1.82) Blunder. Bd3 was best. } (21... Bd3 22. Nc7 Bxf1 23. Nxe8 Bxg2 24. Nxg7 Bd5 25. Nh5 Bxa2 26. Nf4 b6 27. Kh2 Bb1 28. Bc7) 22. Bc7?? { (-1.82 → -4.76) Blunder. Rd1 was best. } (22. Rd1 Re2) 22... a6?? { (-4.76 → -0.24) Blunder. Bd3 was best. } (22... Bd3 23. Nd6+ Rxd6 24. Bxd6 Bxf1 25. Kxf1 Ke6 26. Bf4 Kd5 27. Ke2 Ne5 28. Bd2 Nc6 29. Kd3) 23. Nd6+ Ke7 24. Nc8+?! { (-0.12 → -0.63) Inaccuracy. Nxb7 was best. } (24. Nxb7 Re2 25. Rd1 c4 26. Bd8+ Ke8 27. Ba5 Rxb2 28. Nd6+ Kf8 29. Nxc4 Rb1 30. Rxb1 Bxb1) 24... Kf7 25. Rd1 Ke8?! { (-0.15 → 0.70) Inaccuracy. Ne5 was best. } (25... Ne5 26. Nd6+ Kg8 27. f4 Re7 28. Bb6 Nf7 29. Nxf7 Kxf7 30. Bxc5 Rc7 31. b4 Bf5 32. Kh2) 26. Nd6+ Ke7 27. Nc8+ Ke8 28. b3?! { (0.47 → -0.12) Inaccuracy. Nd6+ was best. } (28. Nd6+ Ke7) 28... Rc6 29. Nd6+?? { (-0.05 → -3.87) Blunder. Re1+ was best. } (29. Re1+ Kf8 30. Bd6+ Kf7 31. Re7+ Kg8 32. Rxd7 Rxc8 33. Rxb7 h5 34. Ra7 Bd3 35. f3 c4) 29... Ke7 30. Re1+ Kf8?! { (-3.56 → -2.39) Inaccuracy. Ne5 was best. } (30... Ne5 31. Bb8) 31. Bb8?? { (-2.39 → -7.07) Blunder. Bd8 was best. } (31. Bd8 b5) 31... Nxb8 32. Nxb7 Kf7?? { (-7.07 → -0.70) Blunder. c4 was best. } (32... c4 33. bxc4 Rc7 34. Nd8 Re7 35. Ne6+ Kg8 36. Re3 Nc6 37. Nxg7 Rxe3 38. fxe3 Kf7 39. Ne6) 33. Na5?? { (-0.70 → -6.54) Blunder. Nd8+ was best. } (33. Nd8+ Kf8 34. Nxc6 Nxc6 35. Rc1 Nb4 36. Rxc5 Nxa2 37. Ra5 Nc1 38. Rxa6 Nxb3 39. Ra4 Nc1) 33... Rb6 34. Nc4 Re6 35. Rd1 Bh5?! { (-6.76 → -4.50) Inaccuracy. Nc6 was best. } (35... Nc6 36. Nb6) 36. Nd6+?! { (-4.50 → -6.56) Inaccuracy. g4 was best. } (36. g4 Bg6) 36... Ke7 37. Nf5+ Kf8 38. Rd8+ Re8 39. Rxe8+ Bxe8 40. g4 Nd7 41. h4 g6 42. f4 gxf5 43. gxf5 h6 44. Kg2 Bh5 45. Kf2 Nb6 46. Ke3 Nd5+ 47. Kd3 Nxf4+ 48. Kc4 Ke7 49. Kxc5 Nd3+ 50. Kc4 Be2 51. a4 Nc1+ 52. Kc3 a5 53. b4 axb4+ 54. Kxb4 Na2+ 55. Kc5 Nc3 56. a5 Kd7 57. Kb6 Kd6 58. h5 Ke5 59. a6 Bxa6 60. Kxa6 Kxf5 61. Ka5 Kg5 62. Kb4 Na2+ 63. Kb3 Nc1+ 64. Kb2 Ne2 65. Kc2 Nd4+ 66. Kd2 Nb3+ 67. Ke3 Kxh5 68. Kf4 Kg6 69. Kg4 f5+ 70. Kf4 h5 71. Kf3 Kg5 72. Kg2 Kg4 73. Kf2 f4 74. Kg2 h4 75. Kh2 f3 76. Kg1 Kg3 77. Kh1 h3 78. Kg1 f2+ 79. Kf1 h2 80. Ke2 h1=Q 81. Ke3 f1=R 82. Ke2 Qg2+ 83. Ke3 Qe2+ 84. Kxe2 Kg2?! { (Mate in 5 → -53.31) Lost forced checkmate sequence. Rf3 was best. } (84... Rf3 85. Kd1 Rf2 86. Ke1 Kf3 87. Kd1 Rg2 88. Ke1 Rg1#) 85. Ke3 Kg3 86. Ke2?! { (-27.09 → Mate in 5) Checkmate is now unavoidable. Ke4 was best. } (86. Ke4 Kf2 87. Kd3 Re1 88. Kc3 Ke3 89. Kxb3 Kd4 90. Kb4 Re5 91. Kb3 Re6 92. Kc2 Re7) 86... Rf8 87. Ke3 Re8+ 88. Kd3 Kf3 89. Kc3 Rd8 90. Kc4 Ke4 91. Kc3 Ke5 92. Kc4 Ke6 93. Kc3 Ke5 94. Kc4 Ke6 95. Kc3 Ke7 96. Kc4 Ke6 97. Kc3 Ke5 98. Kc4 Ke4 99. Kc3 Ke3 100. Kc4 Rd4+ 101. Kc3 Na5 102. Kc2 Rd3 103. Kc1 Rd2 104. Kb1 Rh2 105. Kc1 Kd3 106. Kb1 Kc3 107. Ka1 Kb3 108. Kb1 { White offers draw } 108... Rh1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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